DE69905336T2 - Antrieb aus aktivem, piezoelektrischem oder elektrostriktivem Material - Google Patents
Antrieb aus aktivem, piezoelektrischem oder elektrostriktivem Material Download PDFInfo
- Publication number
- DE69905336T2 DE69905336T2 DE69905336T DE69905336T DE69905336T2 DE 69905336 T2 DE69905336 T2 DE 69905336T2 DE 69905336 T DE69905336 T DE 69905336T DE 69905336 T DE69905336 T DE 69905336T DE 69905336 T2 DE69905336 T2 DE 69905336T2
- Authority
- DE
- Germany
- Prior art keywords
- elements
- separating
- active
- stage
- paving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000463 material Substances 0.000 title description 5
- 239000011505 plaster Substances 0.000 claims description 26
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 230000010287 polarization Effects 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims 1
- 239000000919 ceramic Substances 0.000 description 15
- 239000011149 active material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000036316 preload Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- LPLLVINFLBSFRP-UHFFFAOYSA-N 2-methylamino-1-phenylpropan-1-one Chemical compound CNC(C)C(=O)C1=CC=CC=C1 LPLLVINFLBSFRP-UHFFFAOYSA-N 0.000 description 1
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 description 1
- 241000132539 Cosmos Species 0.000 description 1
- 235000005956 Cosmos caudatus Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
- H10N30/206—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using only longitudinal or thickness displacement, e.g. d33 or d31 type devices
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9815437 | 1998-12-07 | ||
| FR9815437A FR2786957B1 (fr) | 1998-12-07 | 1998-12-07 | Actionneur piezo-electrique ou electrostrictif |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69905336D1 DE69905336D1 (de) | 2003-03-20 |
| DE69905336T2 true DE69905336T2 (de) | 2004-02-12 |
Family
ID=9533680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69905336T Expired - Lifetime DE69905336T2 (de) | 1998-12-07 | 1999-12-07 | Antrieb aus aktivem, piezoelektrischem oder elektrostriktivem Material |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6222306B1 (fr) |
| EP (1) | EP1009040B1 (fr) |
| JP (1) | JP2000175464A (fr) |
| CA (1) | CA2290851C (fr) |
| DE (1) | DE69905336T2 (fr) |
| FR (1) | FR2786957B1 (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MY133357A (en) * | 1999-06-30 | 2007-11-30 | Hitachi Ltd | A semiconductor device and a method of manufacturing the same |
| CN1278651C (zh) * | 2000-06-23 | 2006-10-11 | 韦伯罗特龙股份有限公司 | 双向机械电换能器 |
| GB0115063D0 (en) * | 2001-06-20 | 2001-08-15 | 1 Ltd | Piezoelectric devices |
| FR2826828B1 (fr) * | 2001-06-29 | 2003-12-12 | Thomson Marconi Sonar Sas | Transducteur acoustique a anneau precontraint |
| US6678213B1 (en) * | 2002-04-18 | 2004-01-13 | The United States Of America As Represented By The Secretary Of The Navy | Slotted cylinder transducer with trapezoidal cross-sectional electrodes |
| US7119478B1 (en) | 2004-02-11 | 2006-10-10 | Honeywell Federal Manufacturing & Technologies, Llc | Piezoelectric step-motion actuator |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3142035A (en) * | 1960-02-04 | 1964-07-21 | Harris Transducer Corp | Ring-shaped transducer |
| US3177382A (en) * | 1961-01-25 | 1965-04-06 | Charles E Green | Mosaic construction for electroacoustical cylindrical transducers |
| US4025805A (en) * | 1975-04-15 | 1977-05-24 | Westinghouse Electric Corporation | Conical transducer and reflector apparatus |
| US4546459A (en) * | 1982-12-02 | 1985-10-08 | Magnavox Government And Industrial Electronics Company | Method and apparatus for a phased array transducer |
| US4604542A (en) * | 1984-07-25 | 1986-08-05 | Gould Inc. | Broadband radial vibrator transducer with multiple resonant frequencies |
| US4864548A (en) * | 1986-06-13 | 1989-09-05 | Image Acoustics, Inc. | Flextensional transducer |
| US5001382A (en) * | 1988-11-28 | 1991-03-19 | Alps Electric Co., Ltd. | Stepping motor and a method of driving the same |
| CA2066084A1 (fr) * | 1991-05-31 | 1992-12-01 | Gordon Walter Culp | Actionneurs a effet de torsion |
| NO303472B1 (no) * | 1996-04-30 | 1998-07-13 | Unaco Systems Ab | Akustisk sender |
-
1998
- 1998-12-07 FR FR9815437A patent/FR2786957B1/fr not_active Expired - Fee Related
-
1999
- 1999-11-30 CA CA2290851A patent/CA2290851C/fr not_active Expired - Fee Related
- 1999-12-07 US US09/457,105 patent/US6222306B1/en not_active Expired - Lifetime
- 1999-12-07 JP JP34758499A patent/JP2000175464A/ja active Pending
- 1999-12-07 DE DE69905336T patent/DE69905336T2/de not_active Expired - Lifetime
- 1999-12-07 EP EP99403047A patent/EP1009040B1/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000175464A (ja) | 2000-06-23 |
| EP1009040B1 (fr) | 2003-02-12 |
| EP1009040A1 (fr) | 2000-06-14 |
| CA2290851A1 (fr) | 2000-06-07 |
| FR2786957A1 (fr) | 2000-06-09 |
| DE69905336D1 (de) | 2003-03-20 |
| CA2290851C (fr) | 2012-01-10 |
| FR2786957B1 (fr) | 2001-02-23 |
| US6222306B1 (en) | 2001-04-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: SAGEM DEFENSE SECURITE S.A., PARIS, FR |